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suppose that gpa of high school students in columbia approximately follows a normal distribution with mean 305 and
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a car dealership has 8 red 13 silver and 5 black cars on the lot ten cars are randomly chosen to be displayed in front
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alex company needs to produce 10 apple in first and 15 apple second year alex company can produce 13 apple per year
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to test the hypothesis that two population variances are equal a random sample of size 13 was selected from the first
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a population of n 10 scores has a mean of m 6 after one score is removed the mean is found to be m 5 what is the
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the following data represent the scores received on the 2015 sat mathematics test by gender200 - 2903398731462300 -